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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Defines base::PathProviderAndroid which replaces base::PathProviderPosix for
// Android in base/path_service.cc.
#include <limits.h>
#include <unistd.h>
#include "base/android/jni_android.h"
#include "base/android/path_utils.h"
#include "base/base_paths.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/logging.h"
#include "base/process/process_metrics.h"
namespace base {
bool PathProviderAndroid(int key, FilePath* result) {
switch (key) {
case base::FILE_EXE: {
char bin_dir[PATH_MAX + 1];
int bin_dir_size = readlink(kProcSelfExe, bin_dir, PATH_MAX);
if (bin_dir_size < 0 || bin_dir_size > PATH_MAX) {
NOTREACHED() << "Unable to resolve " << kProcSelfExe << ".";
return false;
}
bin_dir[bin_dir_size] = 0;
*result = FilePath(bin_dir);
return true;
}
case base::FILE_MODULE:
// dladdr didn't work in Android as only the file name was returned.
NOTIMPLEMENTED();
return false;
case base::DIR_MODULE:
return base::android::GetNativeLibraryDirectory(result);
case base::DIR_SOURCE_ROOT:
// Used only by tests.
// In that context, hooked up via base/test/test_support_android.cc.
NOTIMPLEMENTED();
return false;
case base::DIR_USER_DESKTOP:
// Android doesn't support GetUserDesktop.
NOTIMPLEMENTED();
return false;
case base::DIR_CACHE:
return base::android::GetCacheDirectory(result);
case base::DIR_ANDROID_APP_DATA:
return base::android::GetDataDirectory(result);
case base::DIR_ANDROID_EXTERNAL_STORAGE:
return base::android::GetExternalStorageDirectory(result);
default:
// Note: the path system expects this function to override the default
// behavior. So no need to log an error if we don't support a given
// path. The system will just use the default.
return false;
}
}
} // namespace base
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